FISCHER DE44 KR Series Data Sheet And Instruction Manual

FISCHER DE44 KR Series Data Sheet And Instruction Manual

Digital 2-channel differential pressure switch/transmitter

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Contact: EK Engineering (India)
Web: www.ekeindia.com
Email: india.eke@gmail.com
Data Sheet and Instruction Manual
DE44 Digital 2-Channel Differential Pressure Switch / Transmitter
DE44#######KR###
Gas Explosion Proof to Zone 2

Table of Contents

1.
Safety Instructions
2.
3.
4.
5.
6.
7.
8.
9.
14. Declaration of Conformity
1.
Safety Instructions
1.1.
General
personnel responsible for the equipment must
read this thoroughly before attempting to install or
operate this equipment. A copy of this manual
must always be kept accessible at the place of
work for reference by concerned personnel.
Chapter 1 (sections 1.2 through 1.7) contains ge-
neral as well as specific safety instructions. Chap-
ters 2 through 10, covering topics ranging from
intended purpose of the equipment to its final dis-
posal, also include important points relating to
safety. Overlooking or ignoring any of these safety
points can endanger humans and animals, and
possibly cause damage to other equipment.
This manual contains detailed
information about the product
and instructions for its installati-
on, operation and maintenance.
Operators and other technical
1.2.
Personnel Qualification
Personnel responsible for installation, operation,
maintenance and inspection of this product must
have the qualifications, training and experience
necessary to carry out such work on this type of
equipment.
Qualified personnel are people who are able to
judge delegated work and possible dangers due to
technical education, proficiency and experiences
and especially by knowledge about the relevant
norms.
When working with explosion proof constructed in-
struments personnel needs to be educated or in-
structed resp. have the authorisation to work with
explosion proof instruments in explosion-hazar-
dous plants.

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Summary of Contents for FISCHER DE44 KR Series

  • Page 1: Table Of Contents

    Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com Data Sheet and Instruction Manual DE44 Digital 2-Channel Differential Pressure Switch / Transmitter DE44#######KR### Gas Explosion Proof to Zone 2 Table of Contents Safety Instructions Intended Applications Product Description and Functions Installation Commissioning Maintenance Transport...
  • Page 2: Intended Applications

    Fischer servicing must all be followed meticulously. Mess- und Regeltechnik GmbH will not be responsible for consequences in such circumstances.
  • Page 3: Installation

    Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com and also by the optional transmitter output. The output of ferences! Supply wiring system must be protec- sensor 2 is used only by limit switch 2. ted by Si 315 T. • For recommended current supply see 11.
  • Page 4 Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com ment). The two LED lamps above the 3½ digit LED dis- indicated again, and the appropriate symbol of the unit of play respectively indicate the status of the two limit relays measurement (to the right of the digital display) is lit. / solid-state switches (LED on = relay contacts clo- The digital display is limited to a count...
  • Page 5 Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com time-constant (averaging filter) in the user selectable ran- These limit values have higher priority than the ge of 0.0 to 100.0 secs. When the damping is set to ma- pressure span settings. ximum, it takes more than 2 minutes to reach the final These settings serve mainly to prevent control systems value for a full scale pressure jump.
  • Page 6 Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com 5.3.8. Look-up Table Programming (F = 3..30) is larger than , the switching output turns on when the measured value falls between If the value of set-up parameter is selected equal to or i.e., when <...
  • Page 7 Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com 5.4. Overview of Set-up Parameters • Position of decimal place for free unit. When the instrument is turned on, it briefly displays the • Measuring range start point (displayed value) software version number, and then switches automatical- for free unit.
  • Page 8: Maintenance

    Service Any defective devices or devices with missing parts should be retourned to Fischer Mess- und Regeltechnik GmbH. For quick service contact our service department. Remaining medium in and on dismant- led measuring instruments may cause...
  • Page 9: Specifications

    Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com 11. Specifications 11.1. General Two independent differential pressure sensors...
  • Page 10: Dimensions

    Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com 11.2. Programming Via membrane key-switches or by using PC-programming interface (accessory), programming mode can be password protected. Settings: Input filtering for signal output, display seperated 0.0 ... 100.0 secs (10 / 90% step response time) Display function 0.0 = Pressure port 1 only.
  • Page 11: Ordering Code

    Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com 13. Ordering Code Digital 2-Channel Differential Pressure Switch / Transmitter DE44 Pressure Port I Measuring Range max. Static Operating Pressure 0 ..4 mbar 50 mbar ..............> 5 0 ..6 mbar 50 mbar ..............
  • Page 12 Contact: EK Engineering (India) Web: www.ekeindia.com Email: india.eke@gmail.com 13.1. Accessories Ordering Code Designation Pins Application Length 06401993 Cable with M12 connector 4-pin for switch 06401994 Cable with M12 connector 4-pin for switch 06401995 Cable with M12 connector 5-pin for supply / signal 06401996 Cable with M12 connector 5-pin...

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